en route

en route idiom
On or along the way, as in We'll pick up Dan en route to the restaurant, or We can finish our discussion en route. This French term was adopted into English in the late 1700s.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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